$171+ Cheap flights from O'Hare Intl (ORD) to Harlingen (HRL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HRL
Dec 11 — Dec 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from O'Hare Intl to Harlingen with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from O'Hare Intl to Harlingen
Cheapest
Best
Last-minute
One-way
Cheapest flights from O'Hare Intl to HarlingenExplore the most affordable flight options available from O'Hare Intl to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 11, 2026.
Explore the most affordable flight options available from O'Hare Intl to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 11, 2026.
This United Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:22 pm -
1 stop7h 37m
Sat 12/124:39 pm -
1 stop6h 17m
Deal found 11/7![United Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/315:00 am -
1 stop5h 04m
Sat 1/91:36 pm -
Nonstop3h 20m
Deal found 11/9![American Airlines logo]()
$345
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/317:40 am -
1 stop8h 23m
Sat 1/92:06 pm -
1 stop5h 57m
Deal found 11/10![United Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:21 am -
1 stop6h 29m
Thu 12/242:05 pm -
1 stop7h 30m
Deal found 11/8![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/177:00 am -
1 stop6h 30m
Tue 12/225:05 am -
1 stop5h 05m
Deal found 11/10![United Airlines logo]()
$398
This American Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:05 am -
1 stop8h 15m
Sat 12/510:44 am -
1 stop7h 46m
Deal found 11/6![American Airlines logo]()
$414
This Sun Country Air deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/195:55 pm -
1 stop16h 49m
Thu 12/2411:42 am -
1 stop22h 41m
Deal found 11/9![Sun Country Air logo]()
$465
This Sun Country Air deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/178:10 pm -
1 stop15h 14m
Mon 1/411:44 am -
1 stop5h 53m
Deal found 11/6![Sun Country Air logo]()
$485
This American Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/225:00 am -
1 stop5h 04m
Wed 1/66:00 am -
1 stop6h 11m
Deal found 11/6![American Airlines logo]()
$490
This American Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/178:10 am -
1 stop6h 07m
Wed 1/66:00 am -
1 stop6h 11m
Deal found 11/6![American Airlines logo]()
$495
This United Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:55 am -
1 stop6h 26m
Thu 12/32:00 pm -
1 stop7h 37m
Deal found 11/9![United Airlines logo]()
$499
Best flights from O'Hare Intl to HarlingenDiscover carefully curated flight deals from O'Hare Intl to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.
Discover carefully curated flight deals from O'Hare Intl to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.
This United Airlines deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:21 am -
1 stop6h 29m
Thu 12/242:05 pm -
1 stop7h 30m
Deal found 11/8![United Airlines logo]()
$369
This Sun Country Air deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/195:55 pm -
1 stop16h 49m
Thu 12/2411:42 am -
1 stop22h 41m
Deal found 11/9![Sun Country Air logo]()
$465
This United Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:45 am -
1 stop5h 29m
Thu 12/245:05 am -
1 stop6h 10m
Deal found 11/7![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/227:25 am -
1 stop6h 05m
Mon 1/254:35 pm -
2 stops16h 27m
Deal found 11/9![United Airlines logo]()
$502
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/17:40 am -
1 stop8h 23m
Wed 1/67:00 am -
2 stops13h 24m
Deal found 11/10![United Airlines logo]()
$540
This United Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/97:55 pm -
2 stops15h 19m
Wed 12/164:39 pm -
1 stop6h 17m
Deal found 11/11![United Airlines logo]()
$563
This United Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:30 am -
1 stop7h 51m
Wed 12/24:39 pm -
1 stop6h 16m
Deal found 11/6![United Airlines logo]()
$574
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/313:40 pm -
2 stops21h 50m
Sat 1/92:06 pm -
1 stop5h 57m
Deal found 11/10![United Airlines logo]()
$603
Last-minute flights from O'Hare Intl to HarlingenDiscover last-minute flight deals from O'Hare Intl to Harlingen. Data last updated November 11, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Harlingen. Data last updated November 11, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:00 am -
1 stop5h 14m
Mon 11/166:41 pm -
1 stop5h 18m
Deal found 11/10![American Airlines logo]()
$456
This American Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:05 am -
1 stop8h 15m
Sat 12/510:44 am -
1 stop7h 46m
Deal found 11/6![American Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:21 am -
1 stop6h 29m
Thu 12/242:05 pm -
1 stop7h 30m
Deal found 11/8![United Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:22 pm -
1 stop7h 37m
Sat 12/124:39 pm -
1 stop6h 17m
Deal found 11/7![United Airlines logo]()
$341
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:30 am -
1 stop5h 55m
Tue 12/154:39 pm -
1 stop6h 16m
Deal found 11/10![United Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/177:00 am -
1 stop6h 30m
Tue 12/225:05 am -
1 stop5h 05m
Deal found 11/10![United Airlines logo]()
$398
This Sun Country Air deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/178:10 pm -
1 stop15h 14m
Mon 1/411:44 am -
1 stop5h 53m
Deal found 11/6![Sun Country Air logo]()
$485
This Sun Country Air deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/195:55 pm -
1 stop16h 49m
Thu 12/2411:42 am -
1 stop22h 41m
Deal found 11/11![Sun Country Air logo]()
$445
This American Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/315:00 am -
1 stop5h 04m
Sat 1/91:36 pm -
Nonstop3h 20m
Deal found 11/9![American Airlines logo]()
$345
This United Airlines deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/317:40 am -
1 stop8h 23m
Sat 1/92:06 pm -
1 stop5h 57m
Deal found 11/10![United Airlines logo]()
$355
One-way flights from O'Hare Intl to HarlingenSearch for one-way flight options from O'Hare Intl to Harlingen. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.
Search for one-way flight options from O'Hare Intl to Harlingen. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.
This American Airlines deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:00 am -
1 stop7h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![American Airlines logo]()
$171
This United Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/2910:30 am -
1 stop5h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![United Airlines logo]()
$185
This American Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/139:40 am -
Nonstop3h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![American Airlines logo]()
$200
This United Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/132:20 pm -
1 stop5h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![United Airlines logo]()
$204
This Sun Country Air deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/178:10 pm -
1 stop15h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Sun Country Air logo]()
$208
This American Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:00 am -
1 stop7h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![American Airlines logo]()
$226
This United Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/135:45 am -
1 stop7h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![United Airlines logo]()
$240
This Sun Country Air deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/187:40 pm -
1 stop13h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Sun Country Air logo]()
$248
This United Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:30 am -
1 stop7h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![United Airlines logo]()
$265
This American Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/276:05 am -
1 stop8h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![American Airlines logo]()
$270
Find flight deals from O'Hare Intl to Harlingen
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Harlingen (HRL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $337 (United Airlines) |
One-way from | $171 (American Airlines) |
Popular in | November |
Cheapest in | March |
Average price | $694 |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Harlingen that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 11, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Harlingen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ChicagoHarlingen
ORD Chicago O'Hare Intl - HRL Harlingen Valley Intl
ORDHRL
Chicago O'Hare Intl
Fri 1/29
10:30 am-3:53 pm
1 stop5h 23m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$185
ChicagoHarlingen
ORD Chicago O'Hare Intl - HRL Harlingen Valley Intl
ORDHRL
Chicago O'Hare Intl
Tue 12/15
6:00 am-1:54 pm
1 stop7h 54m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$226
ChicagoHarlingen
ORD Chicago O'Hare Intl - HRL Harlingen Valley Intl
ORDHRL
Chicago O'Hare Intl
Sun 12/13
5:45 am-1:25 pm
1 stop7h 40m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$240
ChicagoHarlingen
ORD Chicago O'Hare Intl - HRL Harlingen Valley Intl
ORDHRL
Chicago O'Hare Intl
Tue 11/24
5:30 am-1:21 pm
1 stop7h 51m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$265
ChicagoHarlingen
ORD Chicago O'Hare Intl - HRL Harlingen Valley Intl
ORDHRL
Chicago O'Hare Intl
Thu 11/26
6:55 am-1:21 pm
1 stop6h 26m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$275
ChicagoHarlingen
ORD Chicago O'Hare Intl - HRL Harlingen Valley Intl
ORDHRL
Chicago O'Hare Intl
Sat 12/19
5:55 pm-10:44 am
1 stop16h 49m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$308
ChicagoHarlingen
ORD Chicago O'Hare Intl - HRL Harlingen Valley Intl
ORDHRL
Chicago O'Hare Intl
Fri 2/12
7:55 pm-3:44 pm
2 stops19h 49m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$343
ChicagoHarlingen
ORD Chicago O'Hare Intl - HRL Harlingen Valley Intl
ORDHRL
Chicago O'Hare Intl
Mon 12/14
10:26 am-9:59 pm
2 stops11h 33m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$354
ChicagoHarlingen
ORD Chicago O'Hare Intl - HRL Harlingen Valley Intl
ORDHRL
Chicago O'Hare Intl
Wed 12/16
7:00 am-9:59 pm
2 stops14h 59m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$362
ChicagoHarlingen
ORD Chicago O'Hare Intl - HRL Harlingen Valley Intl
ORDHRL
Chicago O'Hare Intl
Fri 12/4
9:21 am-3:50 pm
1 stop6h 29m
Harlingen Valley Intl
Thu 12/24
2:05 pm-9:35 pm
1 stop7h 30m
$369
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from O'Hare Intl to Harlingen
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Harlingen in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Harlingen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Harlingen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Harlingen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Harlingen flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Harlingen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from O'Hare Intl to Harlingen
Have a flexible travel schedule? Discover the best time to fly to Harlingen from O'Hare Intl with our price prediction graph.
ORD-HRL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago O'Hare Intl Airport to Harlingen
Reviews of airlines servicing Harlingen
Get insights into the airlines that provide service to Harlingen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Harlingen. Reviews last updated November 11, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Chicago O'Hare Intl Airport to Harlingen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl to Harlingen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Harlingen flight routes
Other flight options
Other flights from O'Hare Intl
Popular flights
Alternative routes for O'Hare Intl to Harlingen
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Harlingen by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from O'Hare Intl to Harlingen by cabin class
Find flights from O'Hare Intl to Harlingen, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Harlingen
Explore flights to Harlingen departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 11, 2026.
O'Hare Intl and Harlingen flights
Browse other O'Hare Intl and Harlingen flight options. Last updated on November 11, 2026.
Other flights from O'Hare Intl
Browse through other flights departing from O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on November 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from O'Hare Intl to Harlingen
Discover the top 3 airlines that operate flights from O'Hare Intl to Harlingen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$156 | Average$292 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$256 | Average$368 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$359 | FlexibilityNo cancel fee | On-time69% |